Compilare: main.cpp: In function 'int cauta(int)': main.cpp:16:11: warning: statement has no effect [-Wunused-value] for(st;st <= n;st <<= 1); ^ main.cpp:17:12: warning: statement has no effect [-Wunused-value] for(poz; st; st >>= 1) ^ main.cpp: In function 'int revcauta(int)': main.cpp:29:11: warning: statement has no effect [-Wunused-value] for(st; st <= n;st <<= 1); ^ main.cpp:30:12: warning: statement has no effect [-Wunused-value] for(poz; st; st >>= 1) ^